PostgreSQL OID Column on INSERT

Frank D. Engel, Jr. fde101 at fjrhome.net
Tue Sep 28 17:23:37 EDT 2004


Thank you, looks good.

After playing with it, though, do the INSERT first, then check currval 
to determine what number was assigned automatically.

That should work!

On Sep 28, 2004, at 4:01 PM, Hershel Fisch wrote:

>
> On Tuesday, September 28, 2004, at 03:38 PM, Frank D. Engel, Jr. wrote:
>
>> A while back I stumbled on a prior thread with this same question, 
>> but I never did see a resolution to the root question.
>>
>> When PostgreSQL performs an INSERT, it returns a unique OID number 
>> for the inserted row.  Is there any way to retrieve the OID value 
>> returned by the INSERT statement from RevDB?
>>
>> In my case, the other values, even in combination, are not guaranteed 
>> unique -- except one, which is autogenerated by the database (a 
>> SERIAL number), so there is no other way for me to be certain of 
>> grabbing the exact record I just inserted, something I need to be 
>> able to do.
> In order to have a unique u need to create the table like this,
> "CREATE TABLE  table1 (  pk SERIAL, fld1 TYPE (???))" , the pk column 
> will produce a unique serial number. now if you use
> (currval('tableName_fldName_seq')) it will give you your current 
> serial number or your connection.
>
> put revDataFromQuery(,,connectionId,"SELECT currval 
> ('table1_fld1_pk_seq')")
>
> revdb_execute(connectionId,"INSERT INTO table1 (or into any table) 
> (fk,fld1,fld2,) VALUES (currval 
> ('tableName_fieldName_seq'),'fld1','fld2')")
>
> Hershel Fisch
>>
>> Thank you!
>>
>> -----------------------------------------------------------
>> Frank D. Engel, Jr.  <fde101 at fjrhome.net>
>>
>> $ ln -s /usr/share/kjvbible /usr/manual
>> $ true | cat /usr/manual | grep "John 3:16"
>> John 3:16 For God so loved the world, that he gave his only begotten 
>> Son, that whosoever believeth in him should not perish, but have 
>> everlasting life.
>> $
>>
>>
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>
-----------------------------------------------------------
Frank D. Engel, Jr.  <fde101 at fjrhome.net>

$ ln -s /usr/share/kjvbible /usr/manual
$ true | cat /usr/manual | grep "John 3:16"
John 3:16 For God so loved the world, that he gave his only begotten 
Son, that whosoever believeth in him should not perish, but have 
everlasting life.
$



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